const path = require('path')
const Koa = require('koa')
const app = new Koa()
const views = require('koa-views')
const json = require('koa-json')
const onerror = require('koa-onerror')
const bodyparser = require('koa-bodyparser')
const logger = require('koa-logger')
const cors = require('koa2-cors');
const index = require('./routes')

import session from 'koa2-cookie-session'
import auth from "./lib/auth";
// error handler
// const io = require('socket.io')(app.); 


onerror(app)
app.use(auth())

app.use(session({
    key: "SESSIONID", //default "koa:sid" 
    expires: 3, //default 7 
    path: "/" //default "/" 
}));
// middlewares
app.use(bodyparser({
    enableTypes: ['json', 'form', 'text']
}))
app.use(cors())
app.use(json())
app.use(logger())
    // app.use(require('koa-static')(__dirname + '/dist'))
app.use(require('koa-static')(path.join(__dirname, '../dist')))

app.use(views(__dirname + '/views', {
    extension: 'pug'
}))

// logger
app.use(async(ctx, next) => {
    const start = new Date()
    await next()
    const ms = new Date() - start
    console.log(`${ctx.method} ${ctx.url} - ${ms}ms`)
})

// routes
app.use(index.routes(), index.allowedMethods())
app.io = index.io;
// error-handling
app.on('error', (err, ctx) => {
    console.error('server error', err, ctx)
});

module.exports = app